M236BXXSDEYL2 – Galaxy M23 5G firmware
Build M236BXXSDEYL2 is a security update for the Galaxy M23 5G (SM-M236B)
on Android 14 (One UI 6). It first appeared on Samsung's servers on Jan 20, 2026 (method) and has reached
9 regions so far. It keeps bootloader bit 13, so downgrading to the previous build M236BXXSDEYL1 is still possible. Samsung still serves this file.
- Model
- SM-M236B
- Android
- Android 14
- Type
- Security
- Bootloader bit
- 13
- First released
- Jan 20, 2026
- Regions
- 9
Rollout timeline by region
The date each region code (CSC) first received M236BXXSDEYL2, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
ARO | Argentina | Jan 20, 2026 | day 0 | M236BXXSDEYL2/M236BOWODEYL2/M236BXXSDEYL1 |
BVO | Bolivia | Jan 20, 2026 | day 0 | M236BXXSDEYL2/M236BOWODEYL2/M236BXXSDEYL1 |
CHO | Chile | Jan 20, 2026 | day 0 | M236BXXSDEYL2/M236BOWODEYL2/M236BXXSDEYL1 |
COO | Colombia | Jan 20, 2026 | day 0 | M236BXXSDEYL2/M236BOWODEYL2/M236BXXSDEYL1 |
GTO | Guatemala | Jan 20, 2026 | day 0 | M236BXXSDEYL2/M236BOWODEYL2/M236BXXSDEYL1 |
MXO | Mexico | Jan 20, 2026 | day 0 | M236BXXSDEYL2/M236BOWODEYL2/M236BXXSDEYL1 |
PEO | Peru | Jan 20, 2026 | day 0 | M236BXXSDEYL2/M236BOWODEYL2/M236BXXSDEYL1 |
TPA | Panama | Jan 20, 2026 | day 0 | M236BXXSDEYL2/M236BOWODEYL2/M236BXXSDEYL1 |
ZTO | Brazil | Jan 20, 2026 | day 0 | M236BXXSDEYL2/M236BOWODEYL2/M236BXXSDEYL1 |
Download and release notes
samloader download -m SM-M236B -r ARO -v M236BXXSDEYL2/M236BOWODEYL2/M236BXXSDEYL1Samsung's release notes and security patch level for this update: SM-M236B / ARO on doc.samsungmobile.com. What each part of the build number means: decode M236BXXSDEYL2.